Petroleum??

How does it work??
How could it be used?
Are there any hidden environment or social costs?
What is being done in australia in regards to petroleum?
How can you convince someone to increase it?

One Response to “Petroleum??”

  1. Doug B Says:

    Petroleum is what heating oil, gasoline, grease, and plastics are made from. You should be able to take it from there.

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